Albert Einstein's Brain Was Smaller Than Average, but Some Parts

Multiple Choice

Albert Einstein's brain was smaller than average, but some parts had extremely dense neural networks. One theory suggests that the ability to establish new neural networks increases processing speed and efficiency and therefore intellectual skills. In other words, individual differences in ____________ may be key.

A) serotonin reuptake
B) brain plasticity
C) the brain's production of serotonin
D) the occipital lobe's functioning
E) the brain's production of glutmate